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On the Timing of Signals in Multisensory Integration and Crossmodal Interactions: a Scoping Review
Philip Sanders1,2,3, Benjamin Thompson2,4,5, Paul Corballis2,6
11Section of Audiology, University of Auckland, Auckland, New Zealand.
Multisensory Research
|May 29, 2019
Summary
This review explores how the brain integrates auditory and visual stimuli, finding that early crossmodal interactions significantly shape multisensory perception and temporal processing.
Area of Science:
- Neuroscience
- Cognitive Science
- Sensory Processing
Background:
- Multisensory perception involves integrating information from different senses.
- Understanding the timing of sensory input is crucial for perception.
- Early integration of auditory and visual stimuli is a key area of research.
Purpose of the Study:
- To review research on early audiovisual interactions and integration in the human brain.
- To identify methods for studying low-level multisensory temporal processing.
- To understand how this research informs multisensory perception.
Main Methods:
- Scoping review of existing literature.
- Identification of tasks, illusions, computational models, and neuroimaging techniques.
- Review of research on early audiovisual temporal processing in special populations.
Main Results:
- Evidence supports early integration of crossmodal information.
- Temporal relationships between auditory and visual stimuli significantly influence perception.
- Early interactions impact higher-level cognitive functions.
Conclusions:
- The brain integrates auditory and visual information early in processing.
- Temporal audiovisual processing is vital for solving the correspondence problem.
- Further research continues to support the significance of early multisensory integration.
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